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Finding the Fourth Proportional to 32,475.89, 48,723.02 and 12,494.55

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Solution

The fourth proportional to 32,475.89, 48,723.02 and 12,494.55 is: 18,745.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,475.89 : 48,723.02 = 12,494.55 : x
  2. Step 2: Convert to fraction form
    32,475.89/48,723.02 = 12,494.55/x
  3. Step 3: Cross multiply
    32,475.89x = 48,723.02 × 12,494.55
  4. Step 4: Simplify right side
    32,475.89x = 608,772,376.63
  5. Step 5: Solve for x
    x = 608,772,376.63/32,475.89
  6. Step 6: Final answer
    x = 18,745.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.